共 7 条
[1]
BENACERRAF A, 1959, CR HEBD ACAD SCI, V248, P1672
[3]
Iandelli A., 1961, RARE EARTH RES, P135
[4]
MILLER JF, 1963, 3 P RAR EARTH C
[5]
MUIR HM, 1961, JUN RES CHEM DIV NUC
[6]
PARDO MP, 1963, CR HEBD ACAD SCI, V256, P1793
[7]
RAMSEY TH, 1964, THESIS U TEXAS